University Hospitals Plymouth NHS Trust was caring for 80 coronavirus patients in hospital as of Tuesday, figures show.
NHS England data shows the number of people being treated in hospital for Covid-19 by 8am on January 4 was down from 91 on the same day the previous week.
The number of beds at University Hospitals Plymouth NHS Trust occupied by people who tested positive for Covid-19 more than doubled in the last four weeks – 28 days ago, there were 39.
Across England there were 9,332 people in hospital with Covid as of January 4, with 212 of them in mechanical ventilation beds.
The number of Covid-19 patients hospitalised nationally has increased by 70% in the last four weeks, while the number on mechanical ventilators has increased by 78%.
The figures also show that 77 new Covid patients were admitted to hospital in University Hospitals Plymouth NHS Trust in the week to January 2. This was down from 100 in the previous seven days.